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... Jean-Robert. Argand. (1768–1822). Jean-Robert Argand (1768–1822) was born in Geneva. He was self-taught, and mathematics was perhaps his hobby. In 1806, when managing a bookshop in Paris, he gave a geometrical representation of a complex ...

... Argand or ordered the booklet . Even Français , most interested in the text , did not address Argand and rather ... Jean - Robert Argand ( ibid . , xv - xvi ) . Although they added a cautionary remark about the identity ( “ C'est très ...

... Jean Robert Argand published it in a privately printed book entitled Essay on a Manner of Representing Imaginary Quantities in Geometric Constructions . As such , the diagram used to describe points in the two - dimensional plane by a ...

... Argand Jean - Robert Argand ( 1768–1822 ) was an accountant and bookkeeper in Paris . His interest in mathematics was strictly as an amateur . Very little is known about his childhood or his education . His parents were named Jacques ...

... Argand is generally known as Jean Robert Argand, but as historian of mathematics Gert Schubring has shown, there are good reasons to doubt that Jean Robert was actually his name and that even Argand may have only been a pen name ...

... Jean Robert Argand , Essai sur une manière de représenter les quantités imagi- naires dans les constructions géométriques , 2nd ed . , ed . J. Hoüel ( Paris , 1874 ) . This contains a reprint of the first edition ( Paris , 1806 ) along ...

Réimpression inchangée de l'édition originale de 1874.

... JEAN ROBERT ARGAND for this work. 1801 G Gauss publishes his first book, Disquisitiones Arithmeticae, devoted primarily to number theory. 1806 G Amateur mathematician Jean Robert Argand is the first to give a PROOF on the FUNDAMENTAL ...